skos:altLabel | - auxiliaries
- auxiliary power
- auxiliary motor
- battery packs
- APU
- APU generator
- APUs
- Aerodynamic control surfaces must be actuated
- Airborne Auxiliary Power Plant
- Auxiliary Power Unit
- Auxiliary power supply unit
- Auxiliary power unit#Military_aircraft
- Auxiliary power unit#Spacecraft
- Emergency Power Unit
- airborne auxiliary power plant
- auxiliary engine
- auxiliary gas turbine
- auxiliary generator
- auxiliary power unit
- auxiliary power units
- auxiliary-power unit
- diesel-powered auxiliary drive
- emergency power unit
- fossil fuel generators
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